In this study, the effect of using olive stone residues (OSR) on some properties particleboard was investigated. For purpose, particle boards were manufactured from particles white poplar (Populus Alba L.), which partially substituted with OSR in amounts 10 %, 20 % and 30 %. addition, containing OSR, had previously been chemically modified NaOH solution, produced. Phenol formaldehyde adhesive u...